4iiii Dura Ace R9100 PRECISION 2.0 (Non-Drive Side) Ride Ready (includes new crank arm) Size:170 Integrated dual ANT+ FE-C and

Integrated dual ANT+ FE-C and Bluetooth FTMS standards

Lockring is included

OmniCal - swap chainrings without affecting accuracy

not your equipment

4iiii Dura Ace R9100 PRECISION 2.0 (Non-Drive Side) Ride Ready (includes new crank arm) Size:170 Integrated dual ANT+ FE-C andFree Delivery in 3 4 business days (Ireland, Northern Ireland) Delivery in 5 7 business days (Europe) Finance available at checkout with humm by flexifi. Product Details Whether youre a pro or simply training hard, PRECISION powermeters deliver industry leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and